Home / 35,644.62-49,181.70-21,302.30

Finding the Fourth Proportional to 35,644.62, 49,181.70 and 21,302.30

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Solution

The fourth proportional to 35,644.62, 49,181.70 and 21,302.30 is: 29,392.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,644.62 : 49,181.70 = 21,302.30 : x
  2. Step 2: Convert to fraction form
    35,644.62/49,181.70 = 21,302.30/x
  3. Step 3: Cross multiply
    35,644.62x = 49,181.70 × 21,302.30
  4. Step 4: Simplify right side
    35,644.62x = 1,047,683,082.00
  5. Step 5: Solve for x
    x = 1,047,683,082.00/35,644.62
  6. Step 6: Final answer
    x = 29,392.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.